<div class="overflow">
	<div class="col-sm-4">
		<button class="btn btn-danger btn-block" ng-click="ruleFn.addCouponFn('OFFSETCASH')">代金券</button>
	</div>
	<div class="col-sm-4">
		<button class="btn btn-danger btn-block" ng-click="ruleFn.addCouponFn('DISCOUNT')">折扣券</button>
	</div>
	<div class="col-sm-4">
		<button class="btn btn-danger btn-block" ng-click="ruleFn.addCouponFn('GIFT')">实物券</button>
	</div>

</div>